131130540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4211}}^1$

素因数の和:4399

約数の個数: 72

約数和(自身を含む): 400156848

約数和(自身を除く): 269026308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 4211, 5190, 6228, 7785, 8422, 10380, 12633, 15570, 16844, 21055, 25266, 31140, 37899, 42110, 50532, 63165, 75798, 84220, 126330, 151596, 189495, 252660, 378990, 728503, 757980, 1457006, 2185509, 2914012, 3642515, 4371018, 6556527, 7285030, 8742036, 10927545, 13113054, 14570060, 21855090, 26226108, 32782635, 43710180, 65565270, 131130540]

約数ペア:

[(1, 131130540), (2, 65565270), (3, 43710180), (4, 32782635), (5, 26226108), (6, 21855090), (9, 14570060), (10, 13113054), (12, 10927545), (15, 8742036), (18, 7285030), (20, 6556527), (30, 4371018), (36, 3642515), (45, 2914012), (60, 2185509), (90, 1457006), (173, 757980), (180, 728503), (346, 378990), (519, 252660), (692, 189495), (865, 151596), (1038, 126330), (1557, 84220), (1730, 75798), (2076, 63165), (2595, 50532), (3114, 42110), (3460, 37899), (4211, 31140), (5190, 25266), (6228, 21055), (7785, 16844), (8422, 15570), (10380, 12633)]